The purpose of this part is to set forth the terms and conditions for voluntary use of the “USDA Certified Biobased Product” certification mark. This part establishes the criteria that biobased products must meet in order to be eligible to become certified biobased products to which the “USDA Certified Biobased Product” mark can be affixed, the process manufacturers and vendors must use to obtain and maintain USDA certification, and the recordkeeping requirements for manufacturers and vendors who obtain certification. In addition, this part establishes specifications for the correct and incorrect uses of the certification mark, which apply to manufacturers, vendors, and other entities. Finally, this part establishes actions that constitute voluntary labeling program violations.